反転分布係数 はんてんぶんぷけいすう Meanings Noun population inversion factor Kanji 反 anti-. Read as ハン. 転 turn. Read as テン. 分 part. Read as ブン. 布 cloth 係 connection. Read as ケイ. 数 number. Read as スウ. Jinuma: Japanese Dictionary · Word lists